编辑11/25/2015
def main():
outfile=open('icecreams.txt','w')
sales_report1={'Vanilla':[8580.0,7201.25,8900.0]}
sales_report2={'Chocolate':[10225.25,9025.0,9505.0]}
sales_report3={'Rocky Road':[6700.1,5012.45,6011.0]}
sales_report4={'Cookie Dough':[7901.25,4267.0,7056.5]}
outfile.write(str(sales_report1)+'\n')
outfile.write(str(sales_report2)+'\n')
outfile.write(str(sales_report3)+'\n')
outfile.write(str(sales_report4)+'\n')
outfile.close()
print('Data written to file')
main()
#read list of icecreams
def main():
infile=open('icecreams.txt','r')
sales_report1=str(infile.readline())
sales_report2=str(infile.readline())
sales_report3=str(infile.readline())
sales_report4=str(infile.readline())
total=sales_report1
infile.close()
print(total)
print(sales_report1,sales_report2,sales_report3,sales_report4)
main()
它打印出这个:
^{pr2}$不过,我需要把每个冰淇淋的销售额加起来,但是当我打印出总数时,它会把所有的东西都打印在sales_report1中,这是否意味着字典在这种情况下不是一个好主意?在
目前没有回答
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